Entry 2 senses Webster, 1913 Telephonic /tĕlˌ-əf-än'-ĭk/ · Tel·e·phon·ic · IPA /tˌɛləfˈɑnɪk/ 01 a. Conveying sound to a great distance. 1. Conveying sound to a great distance. 2. Of or pertaining to the telephone; by the telephone.